3v4l.org

run code in 300+ PHP versions simultaneously
<?php $pattern = ' /[^\w]fox\s/' ; if (preg_match($pattern, 'Hello' )); { echo " 'byee'.." ; } else echo " silens " ; ?>

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
5.4.310.0070.03912.50
5.4.300.0080.03612.50
5.4.290.0070.03712.49
5.4.280.0120.03612.39
5.4.270.0100.03712.39
5.4.260.0050.03912.39
5.4.250.0100.03812.39
5.4.240.0090.03512.39
5.4.230.0120.03312.39
5.4.220.0070.03412.38
5.4.210.0060.03812.39
5.4.200.0060.03712.39
5.4.190.0080.03412.38
5.4.180.0110.03712.38
5.4.170.0120.04012.39
5.4.160.0070.04912.38
5.4.150.0090.04012.38
5.4.140.0110.03312.07
5.4.130.0130.04312.05
5.4.120.0080.04912.02
5.4.110.0040.03712.01
5.4.100.0090.03112.02
5.4.90.0040.03912.02
5.4.80.0080.03412.01
5.4.70.0070.03812.00
5.4.60.0070.03412.01
5.4.50.0100.03112.01
5.4.40.0060.03411.99
5.4.30.0080.03411.99
5.4.20.0120.03411.98
5.4.10.0080.03411.99
5.4.00.0060.03511.48
5.3.280.0060.04512.71
5.3.270.0090.04712.72
5.3.260.0070.03812.72
5.3.250.0040.04012.72
5.3.240.0080.03412.72
5.3.230.0060.03712.71
5.3.220.0080.03512.68
5.3.210.0040.04112.68
5.3.200.0080.05212.68
5.3.190.0090.03812.68
5.3.180.0060.03512.67
5.3.170.0040.03712.66
5.3.160.0060.03612.67
5.3.150.0050.03912.67
5.3.140.0080.03512.66
5.3.130.0060.03712.66
5.3.120.0070.03812.66
5.3.110.0090.03512.66
5.3.100.0060.03612.12
5.3.90.0030.03812.08
5.3.80.0070.03912.08
5.3.70.0070.03512.07
5.3.60.0070.03512.07
5.3.50.0060.03512.00
5.3.40.0050.03712.00
5.3.30.0060.03411.95
5.3.20.0100.03411.72
5.3.10.0070.03811.70
5.3.00.0090.03711.70
5.2.170.0150.0349.18
5.2.160.0070.0329.18
5.2.150.0080.0309.18
5.2.140.0080.0279.18
5.2.130.0100.0319.14
5.2.120.0050.0389.14
5.2.110.0040.0329.14
5.2.100.0080.0359.14
5.2.90.0060.0309.14
5.2.80.0070.0319.14
5.2.70.0060.0319.14
5.2.60.0050.0349.09
5.2.50.0150.0329.06
5.2.40.0040.0339.03
5.2.30.0070.0329.01
5.2.20.0060.0379.00
5.2.10.0050.0278.93
5.2.00.0040.0318.78
5.1.60.0050.0238.07
5.1.50.0050.0278.06
5.1.40.0020.0288.05
5.1.30.0060.0278.40
5.1.20.0070.0338.42
5.1.10.0060.0288.14
5.1.00.0050.0268.14
5.0.50.0040.0266.62
5.0.40.0040.0226.48
5.0.30.0070.0366.29
5.0.20.0060.0196.27
5.0.10.0040.0266.24
5.0.00.0050.0356.23
4.4.90.0020.0154.78
4.4.80.0050.0134.75
4.4.70.0030.0244.76
4.4.60.0050.0274.76
4.4.50.0080.0214.77
4.4.40.0050.0314.70
4.4.30.0060.0184.76
4.4.20.0030.0184.85
4.4.10.0030.0254.85
4.4.00.0040.0284.75
4.3.110.0050.0134.67
4.3.100.0060.0184.66
4.3.90.0060.0234.63
4.3.80.0070.0274.59
4.3.70.0040.0144.63
4.3.60.0050.0184.63
4.3.50.0050.0234.63
4.3.40.0030.0244.54
4.3.30.0020.0153.28
4.3.20.0010.0173.26
4.3.10.0030.0143.21
4.3.00.0070.01715.88

preferences:
142.13 ms | 1394 KiB | 7 Q